's going to go to colorado now and will spend the night in columbus, ohio. meanwhile, mitt romney is rallying support on a campaign swing through virginia. steve handelsman on capitol hill now with the latest on this. >> reporter: besides virginia, and the other battlegrounds, both sides now have their eyes on a few other states that they either hope or fear might alter the election calculation. it's that close. the nine swing states still matter most. mitt romney went to virginia, a swing state where the polls show the race tied, and made his closing argument. >> if the president were to be reelected, you'll see high levels of unemployment continue, and stalled wage growth. if any wage growth at all, like we've seen over the last few years. >> reporter: his new ad is positive. >> mitt romney understands business. knows how to create jobs. and get our economy moving. >> reporter: but the former governor's path to a win looks difficult. in today's nbc news marist poll, romney's down by 6% in iowa, closer in new hampshire and wisconsin. that's where air force one went today, green b